It is something that was popular in 90's. XM and MOD formats were common in this neck of the woods at least (Estonia). That was before MP3 was a thing. Kind of

It is something that was popular in 90's. XM and MOD formats were common in this neck of the woods at least (Estonia). That was before MP3 was a thing. Kind of like MIDI, but sample audio was also embedded in the file. Named after FastTracker 2: https://en.wikipedia.org/wiki/FastTracker_2 https://en.wikipedia.org/wiki/FastTracker_2